[evolution-activesync] make autogen.sh run configure, enable maintainer mode

[dwmw2 <dwmw2 src gnome org>]

commit f3d125a15657421d224b6d6995bd60ceab67abf1
Author: David Woodhouse <David Woodhouse intel com>
Date:   Wed Sep 14 16:54:37 2016 +0100

    make autogen.sh run configure, enable maintainer mode

 autogen.sh   |    1 +
 configure.ac |    1 +
 2 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/autogen.sh b/autogen.sh
index df2b1d2..763617f 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -17,3 +17,4 @@ autoheader
 automake -a -c -Wno-portability
 autoconf
 
+test -n "$NOCONFIGURE" || ./configure --enable-maintainer-mode "$@"
diff --git a/configure.ac b/configure.ac
index d7ebc93..9e6aea1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,5 @@
 AC_INIT(evolution-activesync, 0.92)
+AM_MAINTAINER_MODE([enable])
 AC_PREREQ([2.59])
 AC_CONFIG_AUX_DIR(config)
 AC_CONFIG_MACRO_DIR([m4])